defmodule FeedParser.Parser.RSS2Test do
  use ExUnit.Case
  alias FeedParser.Parser.RSS2
  doctest RSS2

  test "matches rss2 feed" do
    data = File.read!("test/fixtures/rss2/feed.xml")
    assert {true, _} = RSS2.accepts(data, "application/rss+xml")
    assert {true, _} = RSS2.accepts(data, "text/rss+xml")
    assert {true, _} = RSS2.accepts(data, "application/xml")
    assert {true, _} = RSS2.accepts(data, "text/xml")
  end

  test "parses rss2 feed" do
    data = File.read!("test/fixtures/rss2/feed.xml")
    {true, parsed_data} = RSS2.accepts(data, "application/rss+xml")
    assert {:ok, %FeedParser.Feed{} = feed} = RSS2.parse_feed(parsed_data)
    assert feed.title == "Liftoff News"
    assert feed.site_url == "http://liftoff.msfc.nasa.gov/"
    assert feed.last_updated == ~U[2003-06-10 09:41:01Z]
    assert [%FeedParser.Item{} = item] = feed.items
    assert item.title == "Star City"
    assert item.url == "http://liftoff.msfc.nasa.gov/news/2003/news-starcity.asp"

    assert item.content ==
             "How do Americans get ready to work with Russians aboard the International Space Station? They take a crash course in culture, language and protocol at Russia's <a href=\"http://howe.iki.rssi.ru/GCTC/gctc_e.htm\">Star City</a>."

    assert item.date == ~U[2003-06-03 09:39:21Z]
    assert item.guid == "http://liftoff.msfc.nasa.gov/2003/06/03.html#item573"
  end

  test "parses rss2 item with dc:creator" do
    data = File.read!("test/fixtures/rss2/dc_creator.xml")
    {true, parsed_data} = RSS2.accepts(data, "application/rss+xml")
    assert {:ok, %FeedParser.Feed{} = feed} = RSS2.parse_feed(parsed_data)
    assert [%FeedParser.Item{} = item] = feed.items
    assert item.creator == "Jim Newell"
  end

  test "parses rss2 item with content:encoded" do
    data = File.read!("test/fixtures/rss2/shadowfacts.xml")
    {true, parsed_data} = RSS2.accepts(data, "text/xml")
    assert {:ok, %FeedParser.Feed{} = feed} = RSS2.parse_feed(parsed_data)
    assert [%FeedParser.Item{} = item] = feed.items

    assert item.content ==
             "<p>So, about six months ago I decided I wanted to rewrite my perfectly-working blog backend in Rust. Why? Because I was bored and wanted an excuse to use Rust more.</p>"
  end
end